if it was exclusive it seems highly improbable that the eternal group never tried to clear some of the interesting parts of the extreme tutorial( given that their min req is titled, extreme in tut shouldnt be impossible , given they have years to study the stage and plan out most optimal scenerios)

so if there was no thicc ass plot armour, there should be more rainbow casters( if they looked down on mc strength at floor 1 , they should be able to get a few rainbow casters ryt)

he definitely seems "neutral" evil, altho he says its like he trying best not to be "evil" or something, he has easily crossed that line ,he isnt just outright despicable